Old and new Orange Line trains sit in the MBTA's Wellington repair yard in August 2022.

Orange Line Work is 50 Percent Complete, T Says

The announcement comes slightly ahead of the halfway point in the unprecedented closure and just as the system of commuter rail trains and shuttle buses faces its acid test as commuters, college students and schoolchildren all return from summer breaks at the same time.

Broken Axle Caused June Red Line Derailment

A 27-year-old axle on a Red Line car fractured and caused a June 11 derailment, MBTA officials announced Monday, offering a clearer picture of the problem that has led to months of delays and headaches on a train line that transports hundreds of thousands of commuters.